Hardcore studies of photography technology

Testing the AF sensor array

This technical study describes a method for checking if a camera's entire AF sensor array works as advertized. It can be used for almost any camera with a phase AF system, i.e., SLRs and SLTs. In fact, this paper contains examples for two Nikon and one Canon camera.

The true reasons for a full frame camera – White Paper –

This paper tries to give general criteria to decide when a full frame camera would be the best option. As it turns out, there are a number of ambitious situations where full frame is indeed the most cost-efficient or only option.

Nikon D800 AA filter vs. D800E – White Paper –

Nikon D800/E outer AF sensor accuracy – Technical Study –

This technical study evaluates the performance of the outer (towards the left and right edges) autofocus sensors (AF detectors aka AF focus points), esp. with respect to accuracy and with a wide angle lens. Applicable to the Nikon D800 and Nikon D800E full frame SLR cameras.

Camera equivalence – White Paper –

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